package com.mcc.app.group.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.mcc.app.group.domain.GroupClasses;
import io.lettuce.core.dynamic.annotation.Param;

/**
 * 班次Mapper接口
 *
 * @author gxy
 * @date 2021-07-08
 */
public interface GroupClassesMapper extends BaseMapper<GroupClasses> {
    GroupClasses selectGroupClassesById(Long classesId);

    String selectClassesNameByTime(@Param("sinterTime") String sinterTime);

    /**
     * 查询晚上的班次名称
     * @return
     */
    String selectNightClassesName();



}
